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Contract OI history

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Jan 21, 2028 EXPIRATION

BTCS $2.50 Call

BTCS280121C00002500

Latest saved OI624Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BTCS $2.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 6393190 2026-10-08: 577 OI2026-10-09: 577 OI2026-10-13: 639 OI2026-10-14: 639 OI2026-10-16: 622 OI2026-10-20: 614 OI2026-10-23: 624 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BTCS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing624+10
Oct 20, 2026614-8
Oct 16, 2026622-17
Oct 14, 20266390
Oct 13, 2026639+62
Oct 09, 20265770
Oct 08, 2026577No prior observation